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Fitness & Exercise

Model # 21-3688A Official DP exercise equipment

Here are the diagrams and repair parts for Official DP 21-3688A exercise equipment, as well as links to manuals and error code tables, if available.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

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ALL PARTS

Showing 10 of 80 parts |

Pivot Rod 31184500

#25

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Pivot rod

Part #31184500

The manufacturer no longer makes this part, and there's no substitute part

Treadboard 39339200

#9

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Treadboard

Part #39339200

The manufacturer no longer makes this part, and there's no substitute part

Rubber Pad 04030500

#35

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Rubber pad

Part #04030500

The manufacturer no longer makes this part, and there's no substitute part

Sleeve 04043700

Sleeve

Part #04043700

The manufacturer no longer makes this part, and there's no substitute part

Controller 37043200

#23

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Controller

Part #37043200

The manufacturer no longer makes this part, and there's no substitute part

Spring Clip 29429600

#27G

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Spring clip

Part #29429600

The manufacturer no longer makes this part, and there's no substitute part

5/16" X 2-1/4" Long Hex Head Cap Screw 220012900

#45

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5/16" x 2-1/4" long hex head cap screw

Part #220012900

The manufacturer no longer makes this part, and there's no substitute part

Bolt 22000600

#47

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Bolt

Part #22000600

The manufacturer no longer makes this part, and there's no substitute part

R Endcover 09159600

#21

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R endcover

Part #09159600

The manufacturer no longer makes this part, and there's no substitute part

Washer 26006300

#53

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Washer

Part #26006300

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for elliptical machines

Choose a symptom to see related elliptical repairs.

Why does my elliptical make squeaking noises?

Main cause: lack of lubrication on pivot points…

Why does my elliptical display the wrong speed?

Main causes: faulty reed switch, reed switch needs adjustment, wiring failure, bad control console…

Why can't my elliptical detect my heart rate?

Main causes: dirty heart rate sensors, wiring failure, bad control console…

Why won't my elliptical's console turn on?

Main causes: dead batteries, power supply failure, bad wiring connections, faulty control console…

How do I tighten elliptical handle bars?

Main causes: loose fastening bolts, damaged handle bars…

Why is my elliptical's console display dim?

Main causes: weak batteries, loose wires, faulty control console…

Why does my elliptical rock?

Main causes: leveling feet need to be adjusted, loose frame bolts, unstable flooring…

Why won't my elliptical's pedal resistance change?

Main causes: bad resistance motor, faulty control console, wiring failure…

Repair guides for elliptical machines

These step-by-step repair guides will help you safely fix what’s broken on your elliptical.

How to replace an elliptical resistance motor

How to replace an elliptical resistance motor

If the resistance motor is not changing the resistance on your elliptical, replace it using these steps.…

Repair difficulty

Time required

15 minutes or less

How to adjust an elliptical reed switch

How to adjust an elliptical reed switch

If the console doesn't display the correct speed on your elliptical, adjust the reed switch using these steps.…

Repair difficulty

Time required

15 minutes or less

How to replace an elliptical console

How to replace an elliptical console

If the console on your elliptical doesn't work, replace it by following these 3 easy steps.…

Repair difficulty

Time required

15 minutes or less

Effective articles & videos to help repair your fitness & exercise

Use the advice and tips in these articles and videos to get the most out of your elliptical.

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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